body{margin:0;min-height:100vh;display:flex;align-items:center;justify-content:center;
 font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:#1B2A38;color:#1a2230}
.box{background:#fff;padding:32px 34px;border-radius:14px;width:min(360px,92vw);
 box-shadow:0 10px 40px rgba(0,0,0,.3)}
h1{margin:0;font-size:26px;color:#1B2A38;letter-spacing:.5px}
h1.marchio{margin:2px 0 6px}h1.marchio svg{display:block;width:100%;max-width:230px;height:auto}
.sub{margin:4px 0 22px;font-size:12.5px;color:#6b7a88}
label{display:block;font-size:12px;font-weight:700;text-transform:uppercase;
 letter-spacing:.4px;color:#6b7686;margin-bottom:14px}
input{width:100%;margin-top:6px;padding:11px 12px;border:1px solid #cdd6e0;
 border-radius:9px;font-size:16px;text-transform:none;letter-spacing:normal}
input:focus{outline:2px solid #5B8DB8;border-color:#5B8DB8}
button{width:100%;padding:12px;border:0;border-radius:9px;background:#1B2A38;
 color:#fff;font-weight:600;font-size:15px;cursor:pointer;min-height:44px}
button:hover{background:#2C4257}
.err{color:#b0413e;font-size:13px;min-height:18px;margin:12px 0 0;text-align:center}
label.spunta{display:flex;gap:9px;align-items:center;text-transform:none;letter-spacing:normal;
 font-size:14px;font-weight:500;color:#1a2230}
label.spunta input{width:auto;margin:0}
.aiuto{font-size:12.5px;color:#6b7a88;margin:14px 0 0;text-align:center;line-height:1.5}
.aiuto a{color:#2b6cb0}